Foolproof synonyms
Category:
Part of speech:
The definition of infallible is someone or something that is always perfect and right, without any errors or mistakes.
Capable of being relied on; dependable:
Actually in effect.
That cannot be doubted, questioned, or disputed; absolutely true; certain
goof-proof
proof against human misuse or error
fool-proof (related)
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reliable (related)
Suitable or fit to be relied on; worthy of dependence or reliance; trustworthy
Able, or easily able to be depended on.
That doesn't cause undue damage, in the event of failure.
thrive (related)
Designed so as to be impervious to human error or misuse
goofproof
proof against human misuse or error
straightforward (related)
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straight-forward (related)
Find another word for foolproof. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for foolproof, like: unfailing, infallible, certain, effective, sure, goof-proof, , reliable, dependable, fail-safe and sure-fire.